Gondwana was a large landmass, often referred to as a supercontinent, that formed during the late Neoproterozoic (about 550 million years ago) and began to break up during the Jurassic period (about 180 million years ago).
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Gondwana was a large landmass, often referred to as a supercontinent, that formed during the late Neoproterozoic (about 550 million years ago) and began to break up during the Jurassic period (about 180 million years ago).
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Gondwana was not considered a supercontinent by the earliest definition, since the landmasses of Baltica, Laurentia, and Siberia were separated from it.
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The remnants of Gondwana make up around two-thirds of today's continental area, including South America, Africa, Antarctica, Australia, Zealandia, Arabia, and the Indian Subcontinent.
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Regions that were part of Gondwana shared floral and zoological elements that persist to the present day.
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East Gondwana, comprising Antarctica, Madagascar, India, and Australia, began to separate from Africa.
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East Gondwana then began to break up c when India moved northwest from Australia-Antarctica.
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Opening of the South Atlantic Ocean divided West Gondwana, but there is a considerable debate over the exact timing of this break-up.
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West Gondwana drifted north during the Devonian, bringing Gondwana and Laurasia close together.
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The only traces of this evolution in Gondwana are amphibian footprints and a single jaw from Australia.
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The islands still retain plants that originated in Gondwana and spread to the Southern Hemisphere continents later.
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